It is widely regarded as the finest work of Kalidasa as well as the greatest kāvya poem in Classical Sanskrit. The style of description of spring set the standard for nature metaphors pervading many centuries of Indian literary tradition. Kumārasaṃbhavam narrates the birth of Kumāra (Kārtikeya), the son of Shiva (Śiva) and Pārvatī (Umā). The period of composition is uncertain, although Kalidasa is thought to have lived in the 5th century.